<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html lang="en">
	<head>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no" />
    <meta name="renderer" content="webkit">
    <title>登录</title>  
    <link rel="stylesheet" href="HNUST/../../user/css/pintuer.css">
    <link rel="stylesheet" href="HNUST/../../user/css/admin.css">
    <script src="HNUST/../../user/js/jquery.js"></script>
    <script src="HNUST/../../user/js/pintuer.js"></script>  
    <script src="HNUST/../../user/js/jquery.validate.js"></script>
    <script type="text/javascript">
    function chageCode(){
        $("#codeImage").attr("src","authCode?abc="+Math.random());//链接后添加Math.random，确保每次产生新的验证码，避免缓存问题。
    }
    function loginyz(){
    	var strCode = $("#authCode").val();	
		
			$.ajax({
				url:"/HNUST/user/LoginSuccess",
				type:"GET",
				data:{"userName" : $("#username").val(),"password" : $("#password").val()},
				dataType:"json",
				
				success:function(data){
					if(data.yzm == strCode){
						alert("用户"+data.userName+"登录成功");
						window.location.href="index";
					}else{
						alert("验证码错误");
						location.reload(true);
					}
					
				},
				error:function(data){
					alert("用户名或者密码错误！");
					location.reload(true);
				}
			});
		}
    </script>
</head>
<body>
<div class="bg"></div>
<div class="container">
    <div class="line bouncein">
        <div class="xs6 xm4 xs3-move xm4-move">
            <div style="height:150px;"></div>
            <div class="media media-y margin-big-bottom">           
            </div> 
              
            <form method="POST" id="loginUser">
            <div class="panel loginbox">
                <div class="text-center margin-big padding-big-top"><h1>后台管理中心</h1></div>
                <div class="panel-body" style="padding:30px; padding-bottom:10px; padding-top:10px;">
               
                    <div class="form-group">
                        <div class="field field-icon-right">
                            <input type="text" class="input input-big" name="userName" placeholder="登录账号" data-validate="required:请填写账号" id="username"/>
                            <span class="icon icon-user margin-small"></span>
                        </div>
                    </div>
                    <div class="form-group">
                        <div class="field field-icon-right">
                            <input type="password" class="input input-big" name="password" placeholder="登录密码" data-validate="required:请填写密码" id="password"/>
                            <span class="icon icon-key margin-small"></span>
                        </div>
                    </div>
                    <div class="form-group">
                        <div class="field">
                            <input type="text" id="authCode" class="input input-big" name="authCode" placeholder="填写右侧的验证码" data-validate="required:请填写右侧的验证码" />
                           <img src="authCode" id="codeImage" alt="" width="80" height="30" class="passcode" style="height:43px;cursor:pointer;" onclick="chageCode()" title="图片看不清？点击重新得到验证码">  
                                                                                                                 
                        </div>
                    </div>
                     
                </div>
                <div style="padding:30px;"><input type="button" class="button button-block bg-main text-big input-big" value="登录" onclick="loginyz();"></div>
            </div>
            </form> 
           
        </div>
    </div>
</div>

</body>
</html>